Foldable wheelchair



FIG. 1 is a right side elevational view of a foldable wheelchair showing my new design;

FIG. 2 is a left side perspective view of my new design in a folded condition with the armrests and footrests removed; and

FIG. 3 is a front perspective view of my new design.

The rear of the back rest of the foldable wheel chair is understood to be flat and unornamented. 

The ornamental design for a foldable wheelchair, substantially as shown and described. 